diff --git a/README.md b/README.md
index 54c6db4..4798111 100644
--- a/README.md
+++ b/README.md
@@ -137,4 +137,4 @@ Copy this to a file called 'index.php', adjust the '$url' and '$secret' variable
     ./vendor/bin/phpunit
 
 ## License
-GNU GENERAL PUBLIC LICENSE (GPL)
+GNU GENERAL PUBLIC LICENSE Version 3 and later
diff --git a/composer.json b/composer.json
index e6ccd09..bc5bf4f 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
     "name": "sanduhrs/php-bigbluebutton",
     "type": "library",
-    "license": "GPL",
+    "license": "GPL-3.0-or-later",
     "authors": [
         {
             "name": "Stefan Auditor",